1#![allow(rustc::default_hash_types)]
3#![feature(if_let_guard)]
4#![feature(never_type)]
5#![feature(proc_macro_diagnostic)]
6#![feature(proc_macro_span)]
7#![feature(proc_macro_tracked_env)]
8use proc_macro::TokenStream;
11use synstructure::decl_derive;
12
13mod current_version;
14mod diagnostics;
15mod extension;
16mod hash_stable;
17mod lift;
18mod print_attribute;
19mod query;
20mod serialize;
21mod symbols;
22mod try_from;
23mod type_foldable;
24mod type_visitable;
25
26#[proc_macro]
30pub fn current_rustc_version(input: TokenStream) -> TokenStream {
31 current_version::current_version(input)
32}
33
34#[proc_macro]
35pub fn rustc_queries(input: TokenStream) -> TokenStream {
36 query::rustc_queries(input)
37}
38
39#[proc_macro]
40pub fn symbols(input: TokenStream) -> TokenStream {
41 symbols::symbols(input.into()).into()
42}
43
44#[proc_macro_attribute]
59pub fn extension(attr: TokenStream, input: TokenStream) -> TokenStream {
60 extension::extension(attr, input)
61}
62
63decl_derive!([HashStable, attributes(stable_hasher)] => hash_stable::hash_stable_derive);
64decl_derive!(
65 [HashStable_Generic, attributes(stable_hasher)] =>
66 hash_stable::hash_stable_generic_derive
67);
68decl_derive!(
69 [HashStable_NoContext] =>
70 hash_stable::hash_stable_no_context_derive
74);
75
76decl_derive!([Decodable_NoContext] => serialize::decodable_nocontext_derive);
77decl_derive!([Encodable_NoContext] => serialize::encodable_nocontext_derive);
78decl_derive!([Decodable] => serialize::decodable_derive);
79decl_derive!([Encodable] => serialize::encodable_derive);
80decl_derive!([TyDecodable] => serialize::type_decodable_derive);
81decl_derive!([TyEncodable] => serialize::type_encodable_derive);
82decl_derive!([MetadataDecodable] => serialize::meta_decodable_derive);
83decl_derive!([MetadataEncodable] => serialize::meta_encodable_derive);
84decl_derive!(
85 [TypeFoldable, attributes(type_foldable)] =>
86 type_foldable::type_foldable_derive
94);
95decl_derive!(
96 [TypeVisitable, attributes(type_visitable)] =>
97 type_visitable::type_visitable_derive
104);
105decl_derive!([Lift, attributes(lift)] => lift::lift_derive);
106decl_derive!(
107 [Diagnostic, attributes(
108 diag,
110 help,
111 help_once,
112 note,
113 note_once,
114 warning,
115 skip_arg,
117 primary_span,
118 label,
119 subdiagnostic,
120 suggestion,
121 suggestion_short,
122 suggestion_hidden,
123 suggestion_verbose)] => diagnostics::diagnostic_derive
124);
125decl_derive!(
126 [LintDiagnostic, attributes(
127 diag,
129 help,
130 help_once,
131 note,
132 note_once,
133 warning,
134 skip_arg,
136 primary_span,
137 label,
138 subdiagnostic,
139 suggestion,
140 suggestion_short,
141 suggestion_hidden,
142 suggestion_verbose)] => diagnostics::lint_diagnostic_derive
143);
144decl_derive!(
145 [Subdiagnostic, attributes(
146 label,
148 help,
149 help_once,
150 note,
151 note_once,
152 warning,
153 subdiagnostic,
154 suggestion,
155 suggestion_short,
156 suggestion_hidden,
157 suggestion_verbose,
158 multipart_suggestion,
159 multipart_suggestion_short,
160 multipart_suggestion_hidden,
161 multipart_suggestion_verbose,
162 skip_arg,
164 primary_span,
165 suggestion_part,
166 applicability)] => diagnostics::subdiagnostic_derive
167);
168
169decl_derive! {
170 [TryFromU32] =>
171 try_from::try_from_u32
176}
177decl_derive! {
178 [PrintAttribute] =>
179 print_attribute::print_attribute
184}